Is there a limit to the amount of solar panels a house can have in Louisiana?

As a general rule, unless there are local limitations, the main limitations to the amount of solar panels you can put on your roof are the available space on your roof, your electricity usage, your providers net metering rules, and the limitations of your house hold electrical system.

How much to install solar panels in Louisiana?

Based on our research the average price per installed watt is $4 in Louisiana. This means for a 10kW system you can expect to pay $40,004 though pricing can vary significantly between installers based on the projects requirements.

How much do solar panels add to house value in Louisiana?

Based on a Zillow research study from 2019, home with solar panels sell for roughly 4.1% more.

What direction should solar panels face in Louisiana?

To generate the most power, solar panels in the United States should face true south as this generally results in the solar panels receiving the most light each day throughout the course of the year. That said, given that energy prices are often variable throughout the day, your installer may recommend you rotate your panels slightly so that the panels will receive more light at the end of the day when energy prices can be more expensive. That said, for most consumers the positioning of solar panels is highly dependent on your home's roof.

How many solar panel installers in Louisiana?

Based on our continuously updated database of solar installers, we have found 20 verified solar install companies in Louisiana

Going solar in Louisiana

In Louisiana, an average home needs a 10kW solar system in order cover most of their electricity needs. Given the average residential price-per-watt of $4 in Louisiana, a 10kW system can cost around $40,004 depending on applicable rebates and other factors.

Select your county by clicking on the map and see the potential generated solar power and panel pricing. See how it compares with the US state average.

Average out-of-pocket cost for a 5 kW system The upfront amount spent to buy and install solar.

Louisiana: $20,002US Average: $19,594

Average Payback Period The number of years until you break even on the solar investment.

Louisiana: 11 yearsUS Average: 13 years

Average Net 20-year savings The total amount of money saved over 20 years minus the out-of-pocket cost.

Louisiana: $14,855US Average: $11,571

Solar Potential in Louisiana

Estimated system size and solar electricity production per median viable roof in
Louisiana.

Roof size 965sq. ft.

Capacity 13.5kW DC

Electricity 16.7kkWh AC per yr.

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Compare solar panels by system size in Louisiana

Get the most value out of your roof by comparing the different benefits a given system size has.

System Size 6kW

Roof Size Min. space required

429 ft²

Electricity Value Annual Production $1,106 a year

Est. Price

$24,002

Savings from a 6kWthis system

Est. yearly production 9,318 kWh
Est. monthly savings $92
Full payback in 22 years

Environmental Impacts

Reduces CO2 emissions by 5.29 tons a year
Equivalent to planting 243 trees a year
Equivalent to driving 13,093 mi less a year

System Size 7kW

Roof Size Min. space required

501 ft²

Electricity Value Annual Production $1,290 a year

Est. Price

$28,003

Savings from a 7kWthis system

Est. yearly production 10,871 kWh
Est. monthly savings $108
Full payback in 22 years

Environmental Impacts

Reduces CO2 emissions by 6.17 tons a year
Equivalent to planting 283 trees a year
Equivalent to driving 15,275 mi less a year

System Size 8kW

Roof Size Min. space required

572 ft²

Electricity Value Annual Production $1,475 a year

Est. Price

$32,003

Savings from a 8kWthis system

Est. yearly production 12,424 kWh
Est. monthly savings $123
Full payback in 22 years

Environmental Impacts

Reduces CO2 emissions by 7.05 tons a year
Equivalent to planting 324 trees a year
Equivalent to driving 17,457 mi less a year

System Size 9kW

Roof Size Min. space required

644 ft²

Electricity Value Annual Production $1,659 a year

Est. Price

$36,003

Savings from a 9kWthis system

Est. yearly production 13,977 kWh
Est. monthly savings $138
Full payback in 22 years

Environmental Impacts

Reduces CO2 emissions by 7.93 tons a year
Equivalent to planting 364 trees a year
Equivalent to driving 19,639 mi less a year

System Size 10kW

Roof Size Min. space required

715 ft²

Electricity Value Annual Production $1,844 a year

Est. Price

$40,004

Savings from a 10kWthis system

Est. yearly production 15,530 kWh
Est. monthly savings $145
Full payback in 23 years

Environmental Impacts

Reduces CO2 emissions by 8.32 tons a year
Equivalent to planting 382 trees a year
Equivalent to driving 20,596 mi less a year

Current utility bill:

Louisiana solar incentives, tax credit, and rebates

Louisiana has 2 rebates and tax credits that you may be eligable for. Visit the official links for more details to see if you apply.

Home Energy Loan Program (HELP)

Value:Up to $6,000

The Louisiana Department of Natural Resources (DNR) manages the Home Energy Loan Program, or HELP, for homeowners making energy efficiency improvements. HELP loans offer a maximum principal of $12,000 to be repaid over five years. Half of the principal is disbursed by the DNR at 2% interest. The other half is disbursed from any of the HELP partner banks at their current market rate. The partner bank will handle all servicing responsibilities. HELP loan partners set their own institutional policies, including their own interest rates and the maximum amount for their own portion of the principal. Interested homeowners should therefore contact their local partner directly to apply or make further inquiries. A list of current HELP loan partners is available from the DNR website.

New Orleans City - Energy Smart Program

Value:Varies

The Energy Smart program is a joint venture between Entergy and the City of New Orleans. Orleans Parish Entergy customers may be eligible for a variety of rebates from the city government for new energy efficient equipment and improvement projects. Available rebates will change from time to time. Current offers include HVAC, windows, insulation/weatherization, ductwork, CFL/LED lighting, smart thermostats, and solar water/pool heating. Total rebate amounts can exceed $5,000 for qualifying customers. Application forms and additional information are available on both the Entergy and New Orleans city websites.

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Reduce or replace your electricity bill with solar for as low as $0 down and $79/mo

Frequently Asked Questions

As a general rule, unless there are local limitations, the main limitations to the amount of solar panels you can put on your roof are the available space on your roof, your electricity usage, your providers net metering rules, and the limitations of your house hold electrical system.
Based on our research the average price per installed watt is $4 in Louisiana. This means for a 10kW system you can expect to pay $40,004 though pricing can vary significantly between installers based on the projects requirements.
Based on a Zillow research study from 2019, home with solar panels sell for roughly 4.1% more.
To generate the most power, solar panels in the United States should face true south as this generally results in the solar panels receiving the most light each day throughout the course of the year. That said, given that energy prices are often variable throughout the day, your installer may recommend you rotate your panels slightly so that the panels will receive more light at the end of the day when energy prices can be more expensive. That said, for most consumers the positioning of solar panels is highly dependent on your home's roof.
Based on our continuously updated database of solar installers, we have found 20 verified solar install companies in Louisiana